well A and C both happened in the 80's but B was in the 70's.. So someone made the choices unreliable. But the best answer would be
<u>D.) All of the above.</u>
THE GUNPOWDER EMPIRES
The era between 1450 and 1750 saw the appearance of several land-based empires who built their power on the use of gunpowder: the Ottomans and the Safavids in Southwest Asia , the Mughals in India , the Ming and Qing in China , and the new Russian Empire.
Answer:
A) Both helped liberated much of South America from Spanish rule.
Water can Impact the entire world because with we can die .